Inventor
AKIHO MASAICHI
JP4 patents
Patents
4 patentsUS5410606AApr 25, 1995
Noise canceling method
ALPINE ELECTRONICS INC46 citations89
US5524057AJun 4, 1996
Noise-canceling apparatus
ALPINE ELECTRONICS INC43 citations88
US7920711B2Apr 5, 2011
Audio device and method for generating surround sound having first and second surround signal generation units
ALPINE ELECTRONICS INC14 citations80
US6944303B2Sep 13, 2005
Noise cancellation device, engine-noise cancellation device, and noise cancellation method
ALPINE ELECTRONICS INC13 citations80